Selective Breeding and Natural Selection

Which of the following statements best describes what will most likely occur to the moth populations in the image?

• The light moths will be captured by predators more easily than the dark moths, and the population of light moths will rise.

• The light moths will change their wing color to match that of the dark moths.

• The light moths will be captured by predators more easily than the dark moths, and the population of dark moths will rise.

• The dark moths will be captured by predators more easily than the light moths, and the dark moths will probably go extinct.

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What is natural selection?

• a living individual that can carry out life processes

• Process by which an organism that better adapts to their environment survive and reproduce

• Process by which a community better adapts to their environment to give traits to one another within their generation.

• the time between when an organism is born and when they reproduce

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Selective Breeding is

• making organisms reproduce during times of stress

• a process to create an organism with desired traits from parents with those desired traits

• natural method of producing offspring with desired traits

• creating a new species

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Increasing helpful traits to an organism is one way a breeder may use selective breeding.

• True

• False

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What is the process by which humans breed plants and animals for particular traits?

• making bread

• tissue

• selective breeding

• organ

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The theory of natural selection was introduced by

• Gregor Mendel

• Sir Isaac Newton

• Charles Darwin

• Copernicus

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The differences among a species, like different bird beaks, are called _______

• Variation

• Inheritance

• competition

• Genes

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Which of the following best describes what the image represents?

• Genetic Drift

• Migration

• Mutation

• Natural Selection

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The trees these moths used to live on were white, but have been covered in soot from coal factories. Which moth will be more successful in this environment?

• Dark moth

• Light moth

• Both will be equally successful

• Neither will be successful

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Why did Charles Darwin think that the finches he studied had different sizes and shapes of beaks?

• They like they way they looked

• To blend in with the environment

• Because of the types of food available to them

• To better suit their body types

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